Children have a remarkable ability to vanish the second your back is turned, so a watch that not only tells your child the time, but also acts as a locator and heavily controlled cellphone has its attractions. With this in mind, AT&T and Filip Technologies have entered in an agreement that allows the telecommunications giant to bring the FilLIP child locator smartwatch to the US market in the coming months. According to the deal, AT&T will act as the exclusive network provider for the device as well as controlling distribution and billing.